Rabbitmq队列 - 爱码网

一. RabbitMQ队列

#消息中间件 -消息队列
  - 异步 提交的任务不需要实时得到结果或回应

#应用
  - 减轻服务器压力，提高单位时间处理请求数
  - RPC
 
#消息队列
  - Q对象
  - Redis列表
  - RabbitMQ

a. 安装

#Centos7 安装

#注意/etc/hosts文件 ip和主机名对应
wget https://github.com/rabbitmq/rabbitmq-server/releases/download/rabbitmq_v3_6_10/rabbitmq-server-3.6.10-1.el7.noarch.rpm
yum install epel-release -y
yum install rabbitmq-server-3.6.10-1.el7.noarch.rpm
rabbitmq-plugins enable rabbitmq_management
cp /usr/share/doc/rabbitmq-server-3.6.10/rabbitmq.config.example /etc/rabbitmq/rabbitmq.config
systemctl restart rabbitmq-server
systemctl status rabbitmq-server

#创建用户 授权
rabbitmqctl  add_user alex alex3714
rabbitmqctl set_permissions -p / alex ".*" ".*" ".*"

b. 创建用户授权

#远程连接rabbitmq server的话,需要配置权限

#创建用户
rabbitmqctl  add_user alex alex3714
　
#同时还要配置权限，允许从外面访问
rabbitmqctl set_permissions -p / alex ".*" ".*" ".*"

  set_permissions [-p vhost] {user} {conf} {write} {read}

  vhost
  The name of the virtual host to which to grant the user access, defaulting to /.

  user
  The name of the user to grant access to the specified virtual host.

  conf
  A regular expression matching resource names for which the user is granted configure permissions.

  write
  A regular expression matching resource names for which the user is granted write permissions.

  read
  A regular expression matching resource names for which the user is granted read permissions.

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